參數(shù)資料
型號: HD404324
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-series microcomputer(4位單片微計算機(jī))
中文描述: 4位HMCS400系列微電腦(4位單片微計算機(jī))
文件頁數(shù): 63/94頁
文件大?。?/td> 573K
代理商: HD404324
HD404328 Series
63
Table 31
LCD Frame Periods for Different Duty Cycles
Static Duty Cycle
LMR
Bit 3
Bit 2
Bit 3
Bit 2
Bit 3
Bit 2
Bit 3
Bit 2
0
0
0
1
1
0
1
1
Instruction Cycle
Time
CL0
CL1
CL2
CL3
*
2
μ
s
512 Hz
1953 Hz
244 Hz
122 Hz/64 Hz
1/2 Duty Cycle
LMR
Bit 3
Bit 2
Bit 3
Bit 2
Bit 3
Bit 2
Bit 3
Bit 2
0
0
0
1
1
0
1
1
Instruction Cycle
Time
CL0
CL1
CL2
CL3
*
2
μ
s
256 Hz
976.5 Hz
122 Hz
61 Hz/32 Hz
1/3 Duty Cycle
LMR
Bit 3
Bit 2
Bit 3
Bit 2
Bit 3
Bit 2
Bit 3
Bit 2
0
0
0
1
1
0
1
1
Instruction Cycle
Time
CL0
CL1
CL2
CL3
*
2
μ
s
170.6 Hz
651 Hz
81.3 Hz
40.6 Hz/21.3 Hz
1/4 Duty Cycle
LMR
Bit 3
Bit 2
Bit 3
Bit 2
Bit 3
Bit 2
Bit 3
Bit 2
0
0
0
1
1
0
1
1
Instruction Cycle
Time
CL0
CL1
CL2
CL3
*
2
μ
s
Note:
128 Hz
488.2 Hz
61 Hz
30.5 Hz/16 Hz
*
The division ratio depends on the value of bit 3 of timer mode register A (TMA); the first value is for
TMA3 = 0 and the second is for TMA3 = 1.
When TMA3 = 0, CL3 = f
cyc
/4096
When TMA3 = 1, CL3 = 32.768 kHz/512.
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